Maintenance of Central Package type AC Plants including allied works and Outsourcing services at AF Station Sirsa

Amount

Complete over hauling of compressor model. 5H40/ 5H46 Make - Voltas, capacity 40TR including dismantling/opening of the compressor, segregation of serviceable parts, including remetalling of crank shaft and making to the size by grinding, assembling the same replacement of unserviceable parts, one coat painting to compressor matching with existing colour and testing after errection to achieve specified inside tempreture complete all as speified and as directed. NOTE:- 1. Replacement of unserviceable parts shall be measured and seperately. 2. Transporation charges are deemed to be included in the quoted rates.

Supply and fixing the following items required for over hauling of compressor Model - 5H 40/46, Make- Voltas.

Connecting rod assembly.

Connecting rod bearing.

Cylinder sleeve.

Piston.

Piston Rings.

Piston Pin.

Shaft seal assembly.

Suction Reads.

Suction Springs.

Suction Filter.

Discharge Reads.

Discharge Springs.

Oil Pump Assembly.

Oil Filter.

Oil Rings.

Main bearing pump end.

SE Thurst washer.

Paper Filter.

Unloader Gasket.

Unloader Sleeves.

Gasket Set complete.

Regulator Valve.

Compressor rings.

SE Bearing washer.

PE Bearing Washer.

Shaft seal cover plate.

Material and Labour for removing old existing unserviceable scroll compressor and supply, erection, commissioning of scroll compressor model SZ 185 S4RC of cap 11.5 TR Model No- XWC4S-052A. Make- Danfoss.

Material and Labour for removing old existing unserviceable scroll compressor and supply, erection, commissioning of scroll compressor model SM 185 S4RC of cap 13 TR Model No- XWC4S-052A. Make- Danfoss.

Material and Labour for removing of unserviceable thermostatic expansion valve and supply and erection thermostatic expansion valve complete all as specified and directed.

Supply and fixing in repairs water flow switch for chilled water circuit suitable for 30/40/45/52 TR capacity AC Plant.

Supply and fixing in repairs HP switches in position complete all as specified and as directed.

Supply and fixing in repairs LP switches in position complete all as specified and directed.

Supply and fixing in repairs Antifreeze switches in position complete all as specified and as directed.

Supply and fixing in repairs Drier core in position complete all as specified and as directed. Make - Danfoss

Supply and fixing in repairs Immersion type temperature sensor in position complete all as specified and as directed.

Supply and filling refrigerant gas R-22 for 11/30/40/52 TR AC Plant complete all as specified and as directed. Note: Refrigerant Gas brought by the contactor at site from authorised dealer/manufacturer and shall be in company's sealed cylinder and empty cylinder shall be returned to the contractor.

Supply and filling refrigerant gas R-407 for 45/50/75 TR AC Plant complete all as specified and as directed. Note: Refrigerant Gas brought by the contactor at site from authorised dealer/manufacturer and shall be in company's sealed cylinder and empty cylinder shall be returned to the contractor.

Checking of leakage in condensor of capacity 11/30/40/45/52/75 TR AC Plant, copper piping with the help of full pressure of Nitrogen gas to check the leakage pipe and repairing/blocking of leakage condensor pipe with the help of copper brazing or block the leakage pipe and testing of complete condensor system after completion to the satisfaction of Engr-in-charge complete all as specified and directed. Note: (a) Tools & Plant and tripod etc. required for the above work will be arranged by the contractor at no any extra cost. Rate quoted by the contractor is deemd to be included in the above item. (b) The unit rate quoted are inclusive of the cost of Nitrogen/ CO2 gas used for leakages test and pressure test prior to filling/ charging of gas.

Supply and filling only compressor oil including draining out complete existing oil, vaccum testing and labour for filling oil (non freezing) in AC plant complete all as specified and directed. Note: Compressor oil shall be brought by the contractor in sealed cans procured from the authorised dealer.

Supply and fixing in repairs water pressure gauge with 'S' type stainless steel with 15mm dia gun metal ball valve complete all as specified and as directed.

Supply and fixing in repairs water temperature gauge in position complete all as sapecified and as directed.

Supply and fixing in repairs relief valve in position complete all as specified and as directed.

Removing of existing old insulation and providing new foam insulation with antifungal and antibacterial, fire safety class 1 as per BS:476 (Part-VII)- 1997, IS-15061 of size 30mm with aluminium foil cover to cooling pipe of 50 to 100 mm dia at WSA all as specified and as directed.

Opening & dismantling of microproccesor unit of compressor control panel and repairing and re-wiring of the complete control panel with copper cable and lugs as per existing size and gauge of cable complete all as specified and as directed.

Supply and fixing in repairs contactor model No. 3TF46 with NO+NC of Make Seimens complete all as specifeid and as directed.

Supply and fixing in repairs contactor model No. 3TF34 with NO+NC of Make Seimens complete all as specifeid and as directed.

Supply and fixing in repairs 3 pole power contactor with (NO+NC) type MNX-70 complete all as specifeid and directed.

Supply and fixing in repairs 3 pole power contactor with (NO+NC) type MNX-50 complete all as specifeid and directed.

Supply and fixing in repairs 3 pole power contactor with (NO+NC) type MNX-25 complete all as specifeid and directed.

Supply and fixing in repairs 3 pole power contactor with (NO+NC) type MNX-32 complete all as specifeid and as directed.

Supply and fixing front mounted add on contact block(1NO + 1NC) for contactors MNX9-80 complete all as specified and directed

Supply and fixing in repairs relay direct mounting class 10 of size S2 for 7.5 KW max range upto 63 Amp for motor as per existing.

Descaling of condenser, AHU unit, cooling coil & pipes with the help of CV-cleaner chemicals & nylon wire brush completely three times in a seasons as directed by Engr-in-charge for following capacity of AC plants 11 TR complete plant at UG ATC.

All as per item No. 29.00 here-in-before but for 30 TR complete plant at Kopyo Lab.

All as per item No. 29.00 here-in-before but for 40 TR complete plant at Zophra.

All as per item No. 29.00 here-in-before but for 45 TR complete plant at Base Ops.

All as per item No. 29.00 here-in-before but for 75 TR complete plant at FRL & LDP lab.

All as per item No. 29.00 here-in-before but for 66 TR complete plant at ATC.

All as per item No. 29.00 here-in-before but for 156 TR Complete plants at WSA.

All as per item No. 29.00 here-in-before but for 112.5 TR Complete plants at FMS.

Dismantling the existing short electric motor including three phase connection from LT panel/motor, cutting the burnt winding and Rewinding of squirrel cage induction electric motor with super enameled copper winding wire using high class insulating materials of the following capacities :-

Dismantling the existing U/S centrifugal pumps from electric motor including three phase connection from LT panel /motor, Material and Labour for repair of pumps including bearing, bushes, impellers, glands and leath works etc including transportation charges, re-fixing and testing after repair for satisfactory performances of the pumps for the following capacities:-

Repair and servicing of cooling tower draft forced type for 11 TR to 104 TR capacity AC Plant, Dismantling of cooling tower for removing of top cover and PVC tills, adjustment of fens with proper way, replacement of unservice, fens, replacement of rusted nuts, bolts with washers etc and clearing bottom tank to remove mud and dust and painting inner side of the cooling tower with bituminous paint complete all as directed by Engineer-in-charge.

Supply and fixing in repairs fan belt for AHU blowers/Cooling tower motor etc. as per existing make and size complete all as specified and as directed.

Supply and fixing MCB 32 Amp, 3 Pole, 415 Volt, 50 Hz, with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCB, complete all as specified and as directed.

Supply and fixing MCB 50 Amp, 3 Pole, 415 Volt, 50 Hz, with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCB, complete all as specified and as directed.

Supply and fixing MCB 63 Amp, 3 Pole, 415 Volt, 50 Hz, with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCB, complete all as specified and as directed.

Supply and fixing MCCB 100 Amp, 3 Pole, 415 Volt, 50 Hz, 25kA with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCCB, complete all as specified and as directed.

Supply and fixing MCCB 100 Amp, 4 Pole, 415 Volt, 50 Hz, 25kA with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCCB, complete all as specified and as directed.

Supply and fixing MCCB 160 Amp, 4 Pole, 415 Volt, 50 Hz, 25kA with necessary Connections with Thimbles, etc. including Taking down/out unserviceable MCCB, complete all as specified and as directed.

Supply and fixing MCCB 200 Amp, 4 Pole, 415 Volt, 50 Hz, 36kA with necessary Connections with Thimbles, etc including Taking down/out unserviceable MCCB, complete all as specified and as directed.

Supply and fixing MCCB 400 Amp, 4 Pole, 415 Volt, 50 Hz, 50kA with necessary Connections with Thimbles, etc including Taking down/out unserviceable MCCB, complete all as specified and as directed.

Supply, fixing, testing and commissioning in repair/ replacement of soloneid coil make- Sanlan, TKC-1, 208-240V, 50-60 cy, 10 W suitable for micropeocessor of 30/40 TR compressor, complete all as specified and directed.

Supply and fixing in repairs coupling for pump motor for 10 to 30 HP, complete all as specified and directed.

Supply and fixing in repairs of condensor safety valve for 30/40 TR cap AC plant complete all as specified and directed.

Supply and fixing in repairs butterfly valve(Manual) 100 mm dia with CI body, stainless steel disc, nitrile rubber seal, & 'O' ring, PN 1.6 of IS-780 complete all as specified and as directed.

All as per item No. 52.00 here-in-before but 80 mm dia.

Material and labour earthing complete with GI plate electrode of size 600 x 600 x 6 mm thick bured directly in ground vertically at a depth not less 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level surrounded from all sides by 1.5 cm thick packed layer of charcoal of dust and common salt filling in alternate layers and making electrode connection by using GI strip of size 32X6 mm by means of bolts nuts check nuts and washers made of brass and earth strip protected by light grade 40 mm dia GI Pipe upto test point and connected to main switch board are main controlled board with provision of GI pipe medium grade 20mm bore for watering including funnel wire mass RCC pit cover and PCC Chamber pit with 1:2: 4 type C2 (including excavation earth work) all as specified and shown on plate No 3 of SSR Part-1.

Material and Labour for Galvanised iron strip 25X4 mm as earth continuity conductor including fixing arrangement on suitable size insulator complete all as directed.

Material and Labour in Plain cement concrete (1:4:8) type D-2 using 40 mm graded stone aggregate as in foundation, filling and mass concrete including dismantling of concrete in ground floors and paving n exc 15 cm thickness (below or above ground level) complete all as specified and directed.

Material and labour for comprehensive checking, inspection and servicing of chiller unit installed at WSA including checking and rectification of all safety features, microprocessor control setting and HP/LP safety of compressor. Note: Checking, inspection and servicing of chiller unit shall be done by skilled technicians.

Material and labour for comprehensive checking, inspection and servicing of chiller unit installed at Base Ops including checking and rectification of all safety features, microprocessor control setting and HP/LP safety of compressor. Note: Checking, inspection and servicing of chiller unit shall be done by skilled technicians.

Material and labour for comprehensive checking, inspection and servicing of chiller unit installed at New ATC including checking and rectification of all safety features, microprocessor control setting and HP/LP safety of compressor. Note: Checking, inspection and servicing of chiller unit shall be done by skilled technicians.

Material and labour for comprehensive checking, inspection and servicing of chiller unit installed at FMS including checking and rectification of all safety features, microprocessor control setting and HP/LP safety of compressor. Note: Checking, inspection and servicing of chiller unit shall be done by skilled technicians.

Supply and fixing crank case heater for scroll compressor of capacity 11 TR to 13 TR by taking down/out old unserviceable crankcase heater and fitting new crank case heater by doing proper electrical connection from control panel complete all as specified and as directed.

Opening & dismantling of star-delta/DOL starter of electric motor from LT panel and repairing and re-wiring of the complete star-delta/DOL starter with copper cable and lugs and add on blocks as per existing size and gauge of cable complete all as specified and as directed.

Supply and fixing float valve with flexible rod, rubber seat and ball in position of size 25 mm to 50 mm for cooling tower by removing old unserviceable float valve and fitting new one in position complete all as specified and as directed.

Suppying, fixing and commissioning of cooling tower fan of capacity 100 TR, size of fan is 48 inch and shaft dia is 28mm alongwith electric motor assembly 3 HP, 960 rpm, shaft size 28 mm Make: Delta Cooling Towers including taking down unserviceable/broken cooling tower fan assembly complete installed at Zhopra complex in Air Force Station Sirsa. Note: Cost of tool, plants, labor and transportation are deemed to be included in quoted rates.

Material and labour for cross arms, bracing, supports, clamps and back plates fabricated from structural steel section including nuts, bolts, washer, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint.

Manning & Operation Central type AC Plants and Borewell in three shifts (Each Shift of 8 hours) per day with ONE OPERATOR (Skilled) Per shift continuous round the clock including Sundays & Holidays during Summer, Winter & Mansoon Season at WWR comprising 2x52 TR = 104 TR Capacity (in Operation) and 1x52 TR = 52 TR Capacity (as Stand by) complete all as specified and as directed.

Manning & Operation Central type AC Plants & DG Set 380 KVA (KOPYO LAB), 125 KVA (TECH HANGER), SUB STATION NO. T-10 (KOPYO LAB) in three shitfs (Each of 8 HOURS) PER DAY with ONE OPERATOR(SKILLED) PER SHIFT Continuous Round the Clock including Sundays & Holidays during Summer, Winter & Mansoon Season at (KOPYO LAB) comprising 2x30 TR = 60 TR Capacity (in Operation) and 1x30 TR = 30 TR Capacity (as Stand by), complete all as specified and as directed.

Manning & Operation Central type AC Plants & DG Set 180 KVA- 02 No in THREE SHIFTS (Each Shift of 8 HOURS) PER DAY with ONE OPERATOR(SKILLED) PER SHIFT Continuous Round the Clock including Sundays & Holidays during Summer, Winter & Mansoon Season at BASE OPS comprising 2 x 22.5 TR = 45.0 TR Capacity (in Operation) and 1 x 22.5 TR = 22.5 TR Capacity (as Stand by), complete all as specified and as directed.

Manning & Operation Central type AC Plants & DG Set 100 KVA in THREE SHIFTS (Each Shift of 8 HOURS) PER DAY with ONE OPERATOR(SKILLED) PER SHIFT Continuous Round the Clock including Sundays & Holidays during Summer, Winter & Mansoon Season at ZHOPRA COMPLEX comprising 1x40 TR = 40 TR Capacity (in Operation) and 1x40 TR = 40 TR Capacity (as Stand by), complete all as specified and as directed.

Manning & Operation Central type AC Plants (NEW ATC) in THREE SHIFTS (Each Shift of 8 HOURS) PER DAY with ONE OPERATOR(SKILLED) PER SHIFT Continuous Round the Clock including Sundays & Holidays during Summer, Winter & Mansoon Season at NEW ATC comprising 2x25 TR = 50 TR Capacity (in Operation) and 1x25 TR = 25 TR Capacity (as Stand by), complete all as specified and as directed.

Manning & Operation CENTRAL AC PLANTS & DG SETS 320 KVA- 01 No and 125 KVA- 01 No in THREE SHIFTS (Each Shift of 8 HOURS) PER DAY with ONE OPERATOR(SKILLED) PER SHIFT Continuous Round the Clock including Sundays & Holidays during Summer, Winter & Mansoon Season at FMS comprising 2x37.5 TR = 75.0 TR Capacity (in Operation) and 1x37.5 TR = 37.5 TR Capacity (as Stand by), complete all as specified and as directed Note for Item No 68 to 73: (a) Quoted Unit Rate shall be for providing Outsourcing Round the Clock and DG Sets are to be operated immediately on failure of Electric Supply Round the Clock, to ensure Continuous Power Supply to the Installations. (b) Quoted Unit Rate shall deem to be include Cost of Consumable Items such as Cotton Waste, Anti-corrosive Chemicals, Hassion Clothes, Gland packing, Gasket, Rubber Coupling, Nuts & Bolts, T&P required for Maintenance/Initial Charging of Batteries, etc. (c) DHPP(N) will be issued under Schedule ‘B’ as Free-for-Consumption. The Actual Consumption of DHPPN(N) by each DG Set shall be recorded by the Contractor and to be signed by JE and Engineer-in-Charge as authentication of Actual Consumption of DHPP(N). In case Operator fails to record the Actual Consumption then Recovery shall be affected at the Rate of Rs. 300.00 PER SHIFT and Fuel consumed will be treated as NIL. (d)Fueling of DG Set Tank, Checking and Toping up of Engine Oil in Sump, Cleaning of Power House Floor and surrounding Area of Complex. (e) The Operation shall be carried out strictly as per the Manufacturer manual of Company/ SOP of AC Plants/DG Sets, also Carry Out ‘A’ Check to AC Plants and Generator Sets as per Manufacturer Manual. (f) Adjustment of Fresh Air Grills. (g) Periodical Cleaning of Cooling Tower and keeping the surrounding Area of the Cooling Tower Neat and Clean in Hygienic Condition. (h) A recovery of Rs 600.00 per shit will be made if the Operator is found absent from duty.

Saini Enterprises

M/s Luxmi Constructions